Arista Layer-3 Leaf-Spine Fabric with VXLAN HER: Lab Part 3

August 2, 2017
Configuring the Layer-3 Ethernet fabric

by Pablo Narváez

Hello there, welcome to the third article in the series. In this post, we will configure the Layer-3 Fabric (Underlay) so we are ready for VXLAN (Overlay).

During the configuration process, you will notice that the Layer-3 Leaf-Spine design (L3LS) design has a number of elements that need to be considered to implement it.…

Arista Layer-3 Leaf-Spine Fabric with VXLAN HER: Lab Part 2

July 19, 2017
Virtual Environment Setup
by Pablo Narváez

Welcome to the second blog post in my multi-part series describing in detail how I will deploy a L3SL-V Ethernet fabric with Arista vEOS and Ubuntu/KVM. In this post, I’m going to dive into the first component of the deployment: the virtual environment and the VMs.

vm_spreadsheet3

Virtual Machine Spreadsheet – Inventory List

As it’s shown in the inventory list above (spreadsheet), I’m going to use a single server with KVM to create multiple VMs.…

Arista Layer-3 Leaf-Spine Fabric with VXLAN HER: Lab Part 1

July 11, 2017
Introduction
by Pablo Narváez

This is the first post in a series where I’ll go deep on how VXLAN is deployed on Arista switches and how it operates in a Layer-3 Ethernet fabric.

vxlan-fabric-netwokdiagram

Two-tier Layer-3 VXLAN Ethernet Fabric

For this lab, I will create a self-contained virtual environment with Ubuntu Linux/KVM and Arista virtual EOS (vEOS). Please note, the IP Storage, Services and Border Leafs will not be deployed yet; once we are done with VXLAN, I will add new features and functionalities including the extra Leafs.…